/* 页面切换动画 */
.page-enter-active,
.page-leave-active {
  transition: opacity 1s;
}

.page-enter,
.page-leave-active {
  opacity: 0;
}

// Fade
.fade-enter-active,
.fade-leave-active {
  transition: opacity 0.2s;
}

.fade-enter,
.fade-leave-to {
  opacity: 0;
}

/* 背景渐变色 */
.bg-gradient {
  background-image: linear-gradient(
    120deg,
    #ee7752,
    #e73c7e,
    #23a6d5,
    #23d5ab,
    #ee7752,
    #e73c7e
  );
  background-size: 600% 100%;
  -webkit-transition: width 0.3s linear;
  transition: width 0.3s linear;
  padding: 4px;
  animation: animationGradient 10s ease infinite;

  @keyframes animationGradient {
    0%,
    100% {
      background-position: 0 50%;
    }

    50% {
      background-position: 100% 50%;
    }
  }
}

/* 文字渐变色 */
.text-gradient {
  @media all and (-webkit-min-device-pixel-ratio: 0) and (min-resolution: 0.001dpcm) {
    background-image: -webkit-linear-gradient(
      left,
      #fff,
      #36a8f1 25%,
      #fff 50%,
      #36a8f1 75%,
      #fff
    );
    color: transparent;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    -webkit-background-clip: text;
    background-size: 200% 100%;
    -webkit-background-size: 200% 100%;
    animation: masked-animation 2s infinite linear;
    -webkit-animation: masked-animation 2s infinite linear;
  }

  @keyframes masked-animation {
    0% {
      background-position: 0 0;
    }

    100% {
      background-position: -100% 0;
    }
  }

  @-webkit-keyframes masked-animation {
    0% {
      background-position: 0 0;
    }

    100% {
      background-position: -100% 0;
    }
  }
}

/* 浮动影子 */
.hvr-float-shadow {
  display: inline-block;
  vertical-align: middle;
  -webkit-transform: perspective(1px) translateZ(0);
  transform: perspective(1px) translateZ(0);
  box-shadow: 0 0 1px rgba(0, 0, 0, 0);
  position: relative;
  -webkit-transition-duration: 0.3s;
  transition-duration: 0.3s;
  -webkit-transition-property: transform;
  transition-property: transform;

  &::before {
    pointer-events: none;
    position: absolute;
    z-index: -1;
    content: '';
    top: 100%;
    left: 5%;
    height: 20px;
    width: 90%;
    opacity: 0;
    background: -webkit-radial-gradient(
      center,
      ellipse,
      rgba(0, 0, 0, 0.35) 0%,
      rgba(0, 0, 0, 0) 80%
    );
    background: radial-gradient(
      ellipse at center,
      rgba(0, 0, 0, 0.35) 0%,
      rgba(0, 0, 0, 0) 80%
    );
    /* W3C */
    -webkit-transition-duration: 0.3s;
    transition-duration: 0.3s;
    -webkit-transition-property: transform, opacity;
    transition-property: transform, opacity;
  }

  &:hover,
  &:focus,
  &:active {
    -webkit-transform: translateY(-5px);
    transform: translateY(-5px);
    /* move the element up by 5px */
  }

  &:hover::before,
  &:focus::before,
  &:active::before {
    opacity: 1;
    -webkit-transform: translateY(5px);
    transform: translateY(5px);
    /* move the element down by 5px (it will stay in place because it's attached to the element that also moves up 5px) */
  }
}

/* 成长影子 */
.hvr-grow-shadow {
  display: inline-block;
  vertical-align: middle;
  -webkit-transform: perspective(1px) translateZ(0);
  transform: perspective(1px) translateZ(0);
  box-shadow: 0 0 1px rgba(0, 0, 0, 0);
  -webkit-transition-duration: 0.3s;
  transition-duration: 0.3s;
  -webkit-transition-property: box-shadow, transform;
  transition-property: box-shadow, transform;

  &:hover,
  &:focus,
  &:active {
    box-shadow: 0 10px 10px -10px rgba(0, 0, 0, 0.5);
    -webkit-transform: scale(1.1);
    transform: scale(1.1);
  }
}

/* hover摇晃 */
.hvr-swing {
  &:hover {
    animation: avatarExample 3s linear infinite;
  }

  @keyframes avatarExample {
    0% {
      transform: rotateZ(40deg);
    }

    10% {
      transform: rotateZ(-40deg);
    }

    20% {
      transform: rotateZ(35deg);
    }

    30% {
      transform: rotateZ(-35deg);
    }

    40% {
      transform: rotateZ(30deg);
    }

    50% {
      transform: rotateZ(-30deg);
    }

    60% {
      transform: rotateZ(25deg);
    }

    70% {
      transform: rotateZ(-25deg);
    }

    80% {
      transform: rotateZ(0deg);
    }

    90% {
      transform: rotateZ(0deg);
    }

    100% {
      transform: rotateZ(0deg);
    }
  }
}

/* hover轻提示 */
.hvr-prompt {
  position: relative;

  &:hover {
    &::after {
      content: 'Whether to login now?';
      position: absolute;
      width: 100px;
      left: -60px;
      bottom: -85px;
      color: #333333;
      font-size: 13px;
      padding: 15px 10px;
      border-radius: 4px;
      border: 0;
      font-weight: bold;
      background: #fff;
      box-shadow: 0 1px 40px -8px rgb(0 0 0 / 50%);
      animation: trAExample 0.3s linear;
    }

    &::before {
      content: '';
      width: 0px;
      height: 0px;
      border-right: 15px solid transparent;
      border-bottom: 15px solid #fff;
      border-left: 15px solid transparent;
      position: absolute;
      left: 0;
      bottom: -18px;
      animation: trBExample 0.3s linear;
      z-index: 100;
    }
  }

  @keyframes trAExample {
    0% {
      bottom: -63px;
      opacity: 0.3;
    }

    50% {
      bottom: -77px;
      opacity: 0.6;
    }

    100% {
      bottom: -85px;
      opacity: 1;
    }
  }

  @keyframes trBExample {
    0% {
      bottom: 0;
      opacity: 0.3;
    }

    50% {
      bottom: -10px;
      opacity: 0.6;
    }

    100% {
      bottom: -18px;
      opacity: 1;
    }
  }
}

/* 反弹 */
.hvr-bounce-in {
  display: inline-block;
  vertical-align: middle;
  -webkit-transform: perspective(1px) translateZ(0);
  transform: perspective(1px) translateZ(0);
  box-shadow: 0 0 1px rgba(0, 0, 0, 0);
  -webkit-transition-duration: 0.5s;
  transition-duration: 0.5s;

  &:hover,
  &:focus,
  &:active {
    -webkit-transform: scale(1.2);
    transform: scale(1.2);
    -webkit-transition-timing-function: cubic-bezier(0.47, 2.02, 0.31, -0.36);
    transition-timing-function: cubic-bezier(0.47, 2.02, 0.31, -0.36);
  }
}

/* 动态下划线 */
.dynamic-down-line {
  position: relative;

  &::before {
    content: '';
    position: absolute;
    width: 0;
    right: 0;
    bottom: 0;
    height: 2px;
    background: gold;
    animation: downline 3s infinite linear;
  }

  &::after {
    content: '';
    position: absolute;
    width: 0;
    left: 0;
    bottom: 0;
    height: 2px;
    background: gold;
    animation: downline 3s infinite linear;
  }

  @keyframes downline {
    0% {
      width: 0;
    }

    100% {
      width: 50%;
    }
  }
}
